Unsubstituted Symmetric Diorganotin Dihalides

By-prod, in rxn. of MegSnH with MeaSn(CF CFa)2 at 70° or under UV irradiation 

NMR spectrum (li 30), x-ray struct, analysis (I8I8), free rotation of Me- groups by neutron spectrography (1777)  

Me2SnF2 2KF, far IR spectrum struct. (605b) [SnK2C2HeF4]. Me2SnF2 2KF 21120, from components in H2O far IR spectrum struct. (605b). 

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Table 1 4-2. Unsubstituted Symmetric Diorganotin Dihalides R2SnX2...

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